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ffmpeg Documentation
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ffmpeg Documentation
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<h2 class="contents-heading">Table of Contents</h2>
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<ul class="no-bullet">
<li><a id="toc-Synopsis" href="#Synopsis">1 Synopsis</a></li>
<li><a id="toc-Description" href="#Description">2 Description</a></li>
<li><a id="toc-Detailed-description" href="#Detailed-description">3 Detailed description</a>
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<li><a id="toc-Filtering" href="#Filtering">3.1 Filtering</a>
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<li><a id="toc-Simple-filtergraphs" href="#Simple-filtergraphs">3.1.1 Simple filtergraphs</a></li>
<li><a id="toc-Complex-filtergraphs" href="#Complex-filtergraphs">3.1.2 Complex filtergraphs</a></li>
</ul></li>
<li><a id="toc-Stream-copy" href="#Stream-copy">3.2 Stream copy</a></li>
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<li><a id="toc-Stream-selection" href="#Stream-selection">4 Stream selection</a>
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<li><a id="toc-Description-1" href="#Description-1">4.1 Description</a>
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<li><a id="toc-Automatic-stream-selection" href="#Automatic-stream-selection">4.1.1 Automatic stream selection</a></li>
<li><a id="toc-Manual-stream-selection" href="#Manual-stream-selection">4.1.2 Manual stream selection</a></li>
<li><a id="toc-Complex-filtergraphs-1" href="#Complex-filtergraphs-1">4.1.3 Complex filtergraphs</a></li>
<li><a id="toc-Stream-handling" href="#Stream-handling">4.1.4 Stream handling</a></li>
</ul></li>
<li><a id="toc-Examples" href="#Examples">4.2 Examples</a></li>
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<li><a id="toc-Options" href="#Options">5 Options</a>
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<li><a id="toc-Stream-specifiers-1" href="#Stream-specifiers-1">5.1 Stream specifiers</a></li>
<li><a id="toc-Generic-options" href="#Generic-options">5.2 Generic options</a></li>
<li><a id="toc-AVOptions" href="#AVOptions">5.3 AVOptions</a></li>
<li><a id="toc-Main-options" href="#Main-options">5.4 Main options</a></li>
<li><a id="toc-Video-Options" href="#Video-Options">5.5 Video Options</a></li>
<li><a id="toc-Advanced-Video-options" href="#Advanced-Video-options">5.6 Advanced Video options</a></li>
<li><a id="toc-Audio-Options" href="#Audio-Options">5.7 Audio Options</a></li>
<li><a id="toc-Advanced-Audio-options" href="#Advanced-Audio-options">5.8 Advanced Audio options</a></li>
<li><a id="toc-Subtitle-options" href="#Subtitle-options">5.9 Subtitle options</a></li>
<li><a id="toc-Advanced-Subtitle-options" href="#Advanced-Subtitle-options">5.10 Advanced Subtitle options</a></li>
<li><a id="toc-Advanced-options" href="#Advanced-options">5.11 Advanced options</a></li>
<li><a id="toc-Preset-files" href="#Preset-files">5.12 Preset files</a>
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<li><a id="toc-ffpreset-files" href="#ffpreset-files">5.12.1 ffpreset files</a></li>
<li><a id="toc-avpreset-files" href="#avpreset-files">5.12.2 avpreset files</a></li>
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</ul></li>
<li><a id="toc-Examples-1" href="#Examples-1">6 Examples</a>
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<li><a id="toc-Video-and-Audio-grabbing" href="#Video-and-Audio-grabbing">6.1 Video and Audio grabbing</a></li>
<li><a id="toc-X11-grabbing" href="#X11-grabbing">6.2 X11 grabbing</a></li>
<li><a id="toc-Video-and-Audio-file-format-conversion" href="#Video-and-Audio-file-format-conversion">6.3 Video and Audio file format conversion</a></li>
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<li><a id="toc-Syntax" href="#Syntax">7 Syntax</a>
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<li><a id="toc-Quoting-and-escaping" href="#Quoting-and-escaping">7.1 Quoting and escaping</a>
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<li><a id="toc-Examples-2" href="#Examples-2">7.1.1 Examples</a></li>
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<li><a id="toc-Date" href="#Date">7.2 Date</a></li>
<li><a id="toc-Time-duration" href="#Time-duration">7.3 Time duration</a>
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<li><a id="toc-Examples-3" href="#Examples-3">7.3.1 Examples</a></li>
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<li><a id="toc-Video-size" href="#Video-size">7.4 Video size</a></li>
<li><a id="toc-Video-rate" href="#Video-rate">7.5 Video rate</a></li>
<li><a id="toc-Ratio" href="#Ratio">7.6 Ratio</a></li>
<li><a id="toc-Color" href="#Color">7.7 Color</a></li>
<li><a id="toc-Channel-Layout" href="#Channel-Layout">7.8 Channel Layout</a></li>
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<li><a id="toc-Expression-Evaluation" href="#Expression-Evaluation">8 Expression Evaluation</a></li>
<li><a id="toc-Codec-Options" href="#Codec-Options">9 Codec Options</a></li>
<li><a id="toc-Decoders" href="#Decoders">10 Decoders</a></li>
<li><a id="toc-Video-Decoders" href="#Video-Decoders">11 Video Decoders</a>
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<li><a id="toc-av1" href="#av1">11.1 av1</a>
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<li><a id="toc-Options-1" href="#Options-1">11.1.1 Options</a></li>
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<li><a id="toc-rawvideo" href="#rawvideo">11.2 rawvideo</a>
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<li><a id="toc-Options-2" href="#Options-2">11.2.1 Options</a></li>
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<li><a id="toc-libdav1d" href="#libdav1d">11.3 libdav1d</a>
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<li><a id="toc-Options-3" href="#Options-3">11.3.1 Options</a></li>
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<li><a id="toc-libdavs2" href="#libdavs2">11.4 libdavs2</a></li>
<li><a id="toc-libuavs3d" href="#libuavs3d">11.5 libuavs3d</a>
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<li><a id="toc-Options-4" href="#Options-4">11.5.1 Options</a></li>
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<li><a id="toc-Audio-Decoders" href="#Audio-Decoders">12 Audio Decoders</a>
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<li><a id="toc-ac3" href="#ac3">12.1 ac3</a>
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<li><a id="toc-AC_002d3-Decoder-Options" href="#AC_002d3-Decoder-Options">12.1.1 AC-3 Decoder Options</a></li>
</ul></li>
<li><a id="toc-flac-1" href="#flac-1">12.2 flac</a>
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<li><a id="toc-FLAC-Decoder-options" href="#FLAC-Decoder-options">12.2.1 FLAC Decoder options</a></li>
</ul></li>
<li><a id="toc-ffwavesynth" href="#ffwavesynth">12.3 ffwavesynth</a></li>
<li><a id="toc-libcelt" href="#libcelt">12.4 libcelt</a></li>
<li><a id="toc-libgsm" href="#libgsm">12.5 libgsm</a></li>
<li><a id="toc-libilbc" href="#libilbc">12.6 libilbc</a>
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<li><a id="toc-Options-5" href="#Options-5">12.6.1 Options</a></li>
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<li><a id="toc-libopencore_002damrnb" href="#libopencore_002damrnb">12.7 libopencore-amrnb</a></li>
<li><a id="toc-libopencore_002damrwb" href="#libopencore_002damrwb">12.8 libopencore-amrwb</a></li>
<li><a id="toc-libopus" href="#libopus">12.9 libopus</a></li>
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<li><a id="toc-Subtitles-Decoders" href="#Subtitles-Decoders">13 Subtitles Decoders</a>
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<li><a id="toc-libaribb24" href="#libaribb24">13.1 libaribb24</a>
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<li><a id="toc-libaribb24-Decoder-Options" href="#libaribb24-Decoder-Options">13.1.1 libaribb24 Decoder Options</a></li>
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<li><a id="toc-dvbsub" href="#dvbsub">13.2 dvbsub</a>
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<li><a id="toc-Options-6" href="#Options-6">13.2.1 Options</a></li>
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<li><a id="toc-dvdsub" href="#dvdsub">13.3 dvdsub</a>
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<li><a id="toc-Options-7" href="#Options-7">13.3.1 Options</a></li>
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ffmpeg-N-101947-gc5ca18fd1b-win64-gpl.zip （33个子文件） 
ffmpeg-N-101947-gc5ca18fd1b-win64-gpl bin 
ffmpeg.exe 88.89MB ffplay.exe 88.75MB ffprobe.exe 88.78MB doc 
libswresample.html 4KB ffmpeg-formats.html 208KB libavformat.html 3KB nut.html 11KB ffmpeg-scaler.html 8KB ffmpeg-bitstream-filters.html 42KB libavfilter.html 3KB ffplay-all.html 1.67MB git-howto.html 23KB general.html 112KB ffprobe.html 47KB ffmpeg-all.html 2.09MB mailing-list-faq.html 30KB ffmpeg-filters.html 1.15MB ffplay.html 34KB ffmpeg-devices.html 105KB libavcodec.html 3KB libswscale.html 3KB libavutil.html 3KB ffmpeg-protocols.html 90KB faq.html 61KB developer.html 44KB ffmpeg.html 129KB platform.html 20KB ffprobe-all.html 1.68MB libavdevice.html 3KB ffmpeg-resampler.html 13KB fate.html 14KB ffmpeg-utils.html 44KB ffmpeg-codecs.html 231KB资源评论
